// ConsoleTools
// Copyright (C) 2017-2024 Dust in the Wind
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

// --------------------------------------------------------------------------------
// Bugs or feature requests
// --------------------------------------------------------------------------------
// Note: For any bug or feature request please add a new issue on GitHub: https://github.com/lastunicorn/ConsoleTools/issues/new/choose

using System.Data;
using DustInTheWind.ConsoleTools.Controls;
using DustInTheWind.ConsoleTools.Controls.Tables;
using NUnit.Framework;

namespace DustInTheWind.ConsoleTools.Tests.Controls.Tables.DataGridTests.BuildFromDataTableTests;

[TestFixture]
public class ColumnTests
{
    [Test]
    public void one_column_exists_if_DataTable_has_one_column()
    {
        DataTable dataTable = new();
        dataTable.Columns.Add("col1");

        DataGrid actual = DataGrid.BuildFrom(dataTable);

        Assert.That(actual.Columns.Count, Is.EqualTo(1));
    }

    [Test]
    public void column_header_content_is_equal_to_DataTable_column_name_if_caption_is_not_set()
    {
        DataTable dataTable = new();
        dataTable.Columns.Add("col1");

        DataGrid actual = DataGrid.BuildFrom(dataTable);

        Assert.That(actual.Columns[0].HeaderCell.Content, Is.EqualTo(new MultilineText("col1")));
    }

    [Test]
    public void column_header_content_is_equal_to_DataTable_column_name_if_caption_is_set_to_null()
    {
        DataTable dataTable = new();
        DataColumn dataColumn = new("col1")
        {
            Caption = null
        };
        dataTable.Columns.Add(dataColumn);

        DataGrid actual = DataGrid.BuildFrom(dataTable);

        Assert.That(actual.Columns[0].HeaderCell.Content, Is.EqualTo(new MultilineText("col1")));
    }

    [Test]
    public void column_header_content_is_equal_to_DataTable_column_name_if_caption_is_set_to_string_empty()
    {
        DataTable dataTable = new();
        DataColumn dataColumn = new("col1")
        {
            Caption = string.Empty
        };
        dataTable.Columns.Add(dataColumn);

        DataGrid actual = DataGrid.BuildFrom(dataTable);

        Assert.That(actual.Columns[0].HeaderCell.Content, Is.EqualTo(new MultilineText("col1")));
    }

    [Test]
    public void column_header_content_is_equal_to_DataTable_column_caption_if_it_is_set()
    {
        DataTable dataTable = new();
        dataTable.Columns.Add(new DataColumn
        {
            Caption = "Column 1"
        });

        DataGrid actual = DataGrid.BuildFrom(dataTable);

        Assert.That(actual.Columns[0].HeaderCell.Content, Is.EqualTo(new MultilineText("Column 1")));
    }
}